54957111 has 12 divisors (see below), whose sum is σ = 80543736. Its totient is φ = 33307120.

The previous prime is 54957109. The next prime is 54957113. The reversal of 54957111 is 11175945.

54957111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54957109) and next prime (54957113).

It is not a de Polignac number, because 54957111 - 2¹ = 54957109 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54957113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75336 + ... + 76061.

It is an arithmetic number, because the mean of its divisors is an integer number (6711978).

Almost surely, 2^54957111 is an apocalyptic number.

54957111 is a deficient number, since it is larger than the sum of its proper divisors (25586625).

54957111 is a wasteful number, since it uses less digits than its factorization.

54957111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151422 (or 151411 counting only the distinct ones).

The product of its digits is 6300, while the sum is 33.

The square root of 54957111 is about 7413.3063473729. The cubic root of 54957111 is about 380.1963689593.

The spelling of 54957111 in words is "fifty-four million, nine hundred fifty-seven thousand, one hundred eleven".